PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 803-6397259-44
803-6397259-44 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET is a the manufacturer industrial component. Key specifications include color: GRAY/GREY, material: RUBBER SILICONE CLASS Q OVERALL, outside_diameter: 25.188 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 23.938 INCHES NOMINAL IN, end_item_identification: ARLEIGH BURKE CLASS DDG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-466-8544, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
803-6397259-44
NSN: 5330-01-466-8544
FSC: 5330
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
colorGRAY/GREY
materialRUBBER SILICONE CLASS Q OVERALL
outside_diameter25.188 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter23.938 INCHES NOMINAL IN
end_item_identificationARLEIGH BURKE CLASS DDG
cross-sectional_thickness0.500 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
part_name_assigned_by_controlling_agencyDOME SCUTTLE GASKET
NSN5330-01-466-8544
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 803-6397259-44 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
APERTURE DIAMETER: 23.938 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL THICKNESS: 0.500 INCHES NOMINAL IN
•
COLOR: GRAY/GREY
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER23.938 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYDOME SCUTTLE GASKET
MATERIALRUBBER SILICONE CLASS Q OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
STYLE DESIGNATORCIRCULAR
END ITEM IDENTIFICATIONARLEIGH BURKE CLASS DDG
CROSS-SECTIONAL THICKNESS0.500 INCHES NOMINAL IN
COLORGRAY/GREY
OUTSIDE DIAMETER25.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
7480Interchangeable
interchangeable cross-reference
interchangeable
49-9C87-22Interchangeable
interchangeable cross-reference
interchangeable
7460Interchangeable
interchangeable cross-reference
interchangeable
A7480-69Interchangeable
interchangeable cross-reference
interchangeable
2040-12Interchangeable
interchangeable cross-reference
interchangeable
00-2040-012-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-6397259-44?
803-6397259-44 is a GASKET.
What parts can replace 803-6397259-44?
There are 15 known substitutes for 803-6397259-44: 7480, 49-9C87-22, 7460 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-6397259-44?
803-6397259-44 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-466-8544. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026